{"instruction": "You are an expert in event extraction. Please extract event types and event trigger words from the input that conform to the schema definition. Return an empty list for non-existent events. Please respond in the format of a JSON string.", "schema": ["adverse event"], "input": "In this paper, we report a case of 3 years-old boy who developed acute onset tetraparesia following a viral respiratory infecction and hepatitis B vaccination."}
{"adverse event": ["developed "]}